In general, with every 10oC rise in the temperature [in the range 0oC to 40oC], the rate of enzyme catalyzed reaction:
1. Becomes half
2. Gets doubled
3. Remains same
4. There is no such correlation in general

Subtopic:  Enzyme Catalysis |
 84%
From NCERT
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Low temperature:
1. Preserves enzyme in a temporary inactive state
2. Denatures the enzyme
3. Makes enzyme more active
4. Does not have any affect on enzyme activity

Subtopic:  Enzyme Catalysis | Factors Affecting Enzyme Catalysis Reaction |
 86%
From NCERT
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The non protein constituent present in many enzymes is called:

1. Co-enzyme 2. Co-factor
3. Apoenzyme 4. Holoenzyme
Subtopic:  Enzyme Cofactors |
 72%
From NCERT
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Haem in hemoglobin:
1. is loosely bound
2. is the co-enzyme
3. is the prosthetic group
4. has no influence on activity of Hb

Subtopic:  Enzyme Cofactors |
 83%
From NCERT
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What is the co-factor for the proteolytic enzyme, carboxypeptidase?

1. Molybdenum 2. Manganese
3. Zinc 4. Copper
Subtopic:  Enzyme Cofactors |
 86%
From NCERT
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Most of the coenzymes contain:

1. Metal ions 2. FMN and FAD
3. Ribonucleoproteins 4. Vitamins
Subtopic:  Enzyme Cofactors |
 66%
From NCERT
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Most common element present in human body is:

1. Oxygen 2. Carbon
3. Hydrogen 4. Sulfur
Subtopic:  Element Analysis |
 66%
From NCERT
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Which of the following is not an aromatic amino acid?

1. Phenylalanine 2. Threonine
3. Tyrosine 4. Tryptophan
Subtopic:  Amino Acids |
 81%
From NCERT
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When we homogenize any tissues in an acid the acid soluble pool represents

1. Cytoplasm 2. Cell membrane
3. Nucleus 4. Mitochondria
Subtopic:  Introduction |
 80%
From NCERT
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A pure protein should normally have

1. Two ends 2. One end
3. Three ends 4. No ends

Subtopic:  Proteins |
 89%
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